Perhaps you should try some spelling variations:
study confirmation » side confirmation, de confirmation, equal confirmation
3.2 communication » 3 communication, 2.3 communication, de communication
et developpement » de developpement, le developpement, test development
confirmation 2 » confirmation _, confirmation 3, confirmation 9
des afrique » en afrique, de l'afrique
space 3.2 » space 2.1
costs et » costs _, costs 4, costs a
2 space » 1 space, 3 space, 2.2 space

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology study confirmation 2 space 3.2 communication costs et developpement des afrique.*.